Bindi Irwin and Chandler Powell dote on daughter as they take her on a family walk

Bindi Irwin's secret heartbreak: Star tells fans to 'stand up for our planet'

Bindi Irwin makes a heartfelt plea to fans to 'stand up for our planet' on World Environment Day

Bindi Irwin Shares Touching Tribute to Mom Terri and Late Dad Steve on Their Anniversary